diff --git a/src/osgDB/ObjectWrapper.cpp b/src/osgDB/ObjectWrapper.cpp
index 50182fd40..175337940 100644
--- a/src/osgDB/ObjectWrapper.cpp
+++ b/src/osgDB/ObjectWrapper.cpp
@@ -409,7 +409,12 @@ ObjectWrapperManager::ObjectWrapperManager()
     glTable.add( "GL_COMPRESSED_RGBA_S3TC_DXT1_EXT", GL_COMPRESSED_RGBA_S3TC_DXT1_EXT );
     glTable.add( "GL_COMPRESSED_RGBA_S3TC_DXT3_EXT", GL_COMPRESSED_RGBA_S3TC_DXT3_EXT );
     glTable.add( "GL_COMPRESSED_RGBA_S3TC_DXT5_EXT", GL_COMPRESSED_RGBA_S3TC_DXT5_EXT );
-
+    glTable.add( "GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG",GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG );
+    glTable.add( "GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG",GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG );
+    glTable.add( "GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG",GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG );
+    glTable.add( "GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG",GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG );
+    glTable.add( "GL_ETC1_RGB8_OES",GL_ETC1_RGB8_OES );
+    
     // Texture source types
     glTable.add( "GL_BYTE", GL_BYTE );
     glTable.add( "GL_SHORT", GL_SHORT );